raspi livestream box

Turn your Raspberry Pi into headless audio source for Icecast internet radio.

To see how it works, start here.

logging via journalctl

• journalctl -x -b --unit picast.service
• systemctl status picast.service

hardware setup

• get a raspberry pi with a soundcard
• install Raspbian Stretch lite or Stretch and expand the filesystem, set locales etc.
• set up the raspi with ssh key access i.e. $ ssh mypi lets you run commands via ssh
• connect some Raspberry Pis with ssh access via their ssh host name on your network
• find the soundcard vendor and product id form lsusb

deploy setup

• connect prepared Raspberry Pis to the network
• install Ansible 2.4+ via homebrew
• create create ansible config file
• create create ansible inventory file
• create wpa_supplicant.conf
• run ansible-playbook deploy.yml

ansible.cfg example

located in project directory

[defaults]
inventory=inventory.ini

inventory.ini example

located in project directory this has the channel and psk variables set for specified hosts

[streamers]
mypinhostname

[streamers:vars]
stream_url=http://example.com:8000/mystream
stream_password=hackme
soundcard_vendor_id="1ab2"
soundcard_product_id="0001"

wpa_supplicant.conf example

located in this_project_directory/roles/wifi/files/wpa_supplicant.conf

ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1
network={
	ssid="My iPhone Hotspot"
	key_mgmt=WPA-PSK
	psk=wpa_passphrase_result0000000000000000000000000000000000000000000
	priority=100
}
network={
	ssid="my-home-network"
	psk=wpa_passphrase_result0000000000000000000000000000000000000000000
	key_mgmt=WPA-PSK
	priority=99
}